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<div class="titlepage"><div><div>
<h2 class="title">
<a id="release-notes-7.0.0-rc2"></a>Elasticsearch version 7.0.0-rc2<a class="edit_me edit_me_private" rel="nofollow" title="Editing on GitHub is available to Elastic" href="https://github.com/elastic/elasticsearch/edit/7.7/docs/reference/release-notes/7.0.0-rc2.asciidoc">edit</a>
</h2>
</div></div></div>
<p>Also see <a class="xref" href="breaking-changes-7.0.html" title="Breaking changes in 7.0">Breaking changes in 7.0.0</a>.</p>
<h3>
<a id="deprecation-7.0.0-rc2"></a>Deprecations<a class="edit_me edit_me_private" rel="nofollow" title="Editing on GitHub is available to Elastic" href="https://github.com/elastic/elasticsearch/edit/7.7/docs/reference/release-notes/7.0.0-rc2.asciidoc">edit</a>
</h3>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
Analysis
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Remove <code class="literal">nGram</code> and  <code class="literal">edgeNGram</code> token filter names (#38911) <a href="https://github.com/elastic/elasticsearch/pull/39070" class="ulink" target="_top">#39070</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/30209" class="ulink" target="_top">#30209</a>, <a href="https://github.com/elastic/elasticsearch/issues/38911" class="ulink" target="_top">#38911</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Graph
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Deprecate types in <code class="literal">_graph/explore</code> calls. <a href="https://github.com/elastic/elasticsearch/pull/40466" class="ulink" target="_top">#40466</a>
</li>
</ul>
</div>
</dd>
</dl>
</div>
<h3>
<a id="enhancement-7.0.0-rc2"></a>Enhancements<a class="edit_me edit_me_private" rel="nofollow" title="Editing on GitHub is available to Elastic" href="https://github.com/elastic/elasticsearch/edit/7.7/docs/reference/release-notes/7.0.0-rc2.asciidoc">edit</a>
</h3>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
CCR
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Introduce forget follower API <a href="https://github.com/elastic/elasticsearch/pull/39718" class="ulink" target="_top">#39718</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37165" class="ulink" target="_top">#37165</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Cluster Coordination
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Remove timeout task after completing cluster state publication <a href="https://github.com/elastic/elasticsearch/pull/40411" class="ulink" target="_top">#40411</a>
</li>
<li class="listitem">
Use default discovery implementation for single-node discovery <a href="https://github.com/elastic/elasticsearch/pull/40036" class="ulink" target="_top">#40036</a>
</li>
<li class="listitem">
Do not log unsuccessful join attempt each time <a href="https://github.com/elastic/elasticsearch/pull/39756" class="ulink" target="_top">#39756</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Distributed
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Allow retention lease operations under blocks <a href="https://github.com/elastic/elasticsearch/pull/39089" class="ulink" target="_top">#39089</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/34648" class="ulink" target="_top">#34648</a>, <a href="https://github.com/elastic/elasticsearch/issues/37165" class="ulink" target="_top">#37165</a>)
</li>
<li class="listitem">
Remove retention leases when unfollowing <a href="https://github.com/elastic/elasticsearch/pull/39088" class="ulink" target="_top">#39088</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/34648" class="ulink" target="_top">#34648</a>, <a href="https://github.com/elastic/elasticsearch/issues/37165" class="ulink" target="_top">#37165</a>)
</li>
<li class="listitem">
Introduce retention lease state file <a href="https://github.com/elastic/elasticsearch/pull/39004" class="ulink" target="_top">#39004</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/37165" class="ulink" target="_top">#37165</a>, <a href="https://github.com/elastic/elasticsearch/issues/38588" class="ulink" target="_top">#38588</a>, <a href="https://github.com/elastic/elasticsearch/issues/39032" class="ulink" target="_top">#39032</a>)
</li>
<li class="listitem">
Enable soft-deletes by default for 7.0+ indices <a href="https://github.com/elastic/elasticsearch/pull/38929" class="ulink" target="_top">#38929</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/36141" class="ulink" target="_top">#36141</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Engine
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Also mmap cfs files for hybridfs <a href="https://github.com/elastic/elasticsearch/pull/38940" class="ulink" target="_top">#38940</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/36668" class="ulink" target="_top">#36668</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Infra/Core
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Enhancements to IndicesQueryCache. <a href="https://github.com/elastic/elasticsearch/pull/39099" class="ulink" target="_top">#39099</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37117" class="ulink" target="_top">#37117</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Infra/Packaging
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Add no-jdk distributions <a href="https://github.com/elastic/elasticsearch/pull/39882" class="ulink" target="_top">#39882</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Machine Learning
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
[ML] Allow stop unassigned datafeed and relax unset upgrade mode wait <a href="https://github.com/elastic/elasticsearch/pull/39034" class="ulink" target="_top">#39034</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Mapping
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Introduce a parameter suppress_types_warnings. <a href="https://github.com/elastic/elasticsearch/pull/38923" class="ulink" target="_top">#38923</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Recovery
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Do not wait for advancement of checkpoint in recovery <a href="https://github.com/elastic/elasticsearch/pull/39006" class="ulink" target="_top">#39006</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/38949" class="ulink" target="_top">#38949</a>, <a href="https://github.com/elastic/elasticsearch/issues/39000" class="ulink" target="_top">#39000</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
SQL
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
SQL: add "fuzziness" option to QUERY and MATCH function predicates <a href="https://github.com/elastic/elasticsearch/pull/40529" class="ulink" target="_top">#40529</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40495" class="ulink" target="_top">#40495</a>)
</li>
<li class="listitem">
SQL: add "validate.properties" property to JDBC’s allowed list of settings <a href="https://github.com/elastic/elasticsearch/pull/39050" class="ulink" target="_top">#39050</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38068" class="ulink" target="_top">#38068</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Search
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Avoid BytesRef’s copying in ScriptDocValues’s Strings <a href="https://github.com/elastic/elasticsearch/pull/29581" class="ulink" target="_top">#29581</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/29567" class="ulink" target="_top">#29567</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Security
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Types removal security index template <a href="https://github.com/elastic/elasticsearch/pull/39705" class="ulink" target="_top">#39705</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38637" class="ulink" target="_top">#38637</a>)
</li>
<li class="listitem">
Types removal security index template <a href="https://github.com/elastic/elasticsearch/pull/39542" class="ulink" target="_top">#39542</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38637" class="ulink" target="_top">#38637</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Snapshot/Restore
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Mark Deleted Snapshot Directories with Tombstones <a href="https://github.com/elastic/elasticsearch/pull/40228" class="ulink" target="_top">#40228</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39852" class="ulink" target="_top">#39852</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Store
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Add option to force load term dict into memory <a href="https://github.com/elastic/elasticsearch/pull/39741" class="ulink" target="_top">#39741</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/Monitoring
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Remove types from internal monitoring templates and bump to api 7 <a href="https://github.com/elastic/elasticsearch/pull/39888" class="ulink" target="_top">#39888</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38637" class="ulink" target="_top">#38637</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/Watcher
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Remove the index type from internal watcher indexes <a href="https://github.com/elastic/elasticsearch/pull/39761" class="ulink" target="_top">#39761</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38637" class="ulink" target="_top">#38637</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Infra/Core
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Change zone formatting for all printers <a href="https://github.com/elastic/elasticsearch/pull/39568" class="ulink" target="_top">#39568</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38471" class="ulink" target="_top">#38471</a>)
</li>
</ul>
</div>
</dd>
</dl>
</div>
<h3>
<a id="bug-7.0.0-rc2"></a>Bug fixes<a class="edit_me edit_me_private" rel="nofollow" title="Editing on GitHub is available to Elastic" href="https://github.com/elastic/elasticsearch/edit/7.7/docs/reference/release-notes/7.0.0-rc2.asciidoc">edit</a>
</h3>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
Analysis
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Fix PreConfiguredTokenFilters getSynonymFilter() implementations <a href="https://github.com/elastic/elasticsearch/pull/38839" class="ulink" target="_top">#38839</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38793" class="ulink" target="_top">#38793</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Audit
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
LoggingAuditTrail correctly handle ReplicatedWriteRequest <a href="https://github.com/elastic/elasticsearch/pull/39925" class="ulink" target="_top">#39925</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39555" class="ulink" target="_top">#39555</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Authentication
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Correct authenticate response for API key <a href="https://github.com/elastic/elasticsearch/pull/39684" class="ulink" target="_top">#39684</a>
</li>
<li class="listitem">
Fix security index auto-create and state recovery race <a href="https://github.com/elastic/elasticsearch/pull/39582" class="ulink" target="_top">#39582</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
CCR
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Fix shard follow task startup error handling <a href="https://github.com/elastic/elasticsearch/pull/39053" class="ulink" target="_top">#39053</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38779" class="ulink" target="_top">#38779</a>)
</li>
<li class="listitem">
Filter out upgraded version index settings when starting index following <a href="https://github.com/elastic/elasticsearch/pull/38838" class="ulink" target="_top">#38838</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38835" class="ulink" target="_top">#38835</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
CRUD
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Store Pending Deletions Fix <a href="https://github.com/elastic/elasticsearch/pull/40345" class="ulink" target="_top">#40345</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40249" class="ulink" target="_top">#40249</a>)
</li>
<li class="listitem">
ShardBulkAction ignore primary response on primary <a href="https://github.com/elastic/elasticsearch/pull/38901" class="ulink" target="_top">#38901</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Cluster Coordination
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Do not perform cleanup if Manifest write fails with dirty exception <a href="https://github.com/elastic/elasticsearch/pull/40519" class="ulink" target="_top">#40519</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39077" class="ulink" target="_top">#39077</a>)
</li>
<li class="listitem">
Cache compressed cluster state size <a href="https://github.com/elastic/elasticsearch/pull/39827" class="ulink" target="_top">#39827</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39806" class="ulink" target="_top">#39806</a>)
</li>
<li class="listitem">
Drop node if asymmetrically partitioned from master <a href="https://github.com/elastic/elasticsearch/pull/39598" class="ulink" target="_top">#39598</a>
</li>
<li class="listitem">
Fixing the custom object serialization bug in diffable utils. <a href="https://github.com/elastic/elasticsearch/pull/39544" class="ulink" target="_top">#39544</a>
</li>
<li class="listitem">
Clean GatewayAllocator when stepping down as master <a href="https://github.com/elastic/elasticsearch/pull/38885" class="ulink" target="_top">#38885</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Distributed
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Enforce retention leases require soft deletes <a href="https://github.com/elastic/elasticsearch/pull/39922" class="ulink" target="_top">#39922</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39914" class="ulink" target="_top">#39914</a>)
</li>
<li class="listitem">
Treat TransportService stopped error as node is closing <a href="https://github.com/elastic/elasticsearch/pull/39800" class="ulink" target="_top">#39800</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39584" class="ulink" target="_top">#39584</a>)
</li>
<li class="listitem">
Use cause to determine if node with primary is closing <a href="https://github.com/elastic/elasticsearch/pull/39723" class="ulink" target="_top">#39723</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39584" class="ulink" target="_top">#39584</a>)
</li>
<li class="listitem">
Don’t ack if unable to remove failing replica <a href="https://github.com/elastic/elasticsearch/pull/39584" class="ulink" target="_top">#39584</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39467" class="ulink" target="_top">#39467</a>)
</li>
<li class="listitem">
Fix NPE on Stale Index in IndicesService <a href="https://github.com/elastic/elasticsearch/pull/38891" class="ulink" target="_top">#38891</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38845" class="ulink" target="_top">#38845</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Engine
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Advance max_seq_no before add operation to Lucene <a href="https://github.com/elastic/elasticsearch/pull/38879" class="ulink" target="_top">#38879</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/31629" class="ulink" target="_top">#31629</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/Features
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Deprecation check for indices with very large numbers of fields <a href="https://github.com/elastic/elasticsearch/pull/39869" class="ulink" target="_top">#39869</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39851" class="ulink" target="_top">#39851</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/ILM
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Correct ILM metadata minimum compatibility version <a href="https://github.com/elastic/elasticsearch/pull/40569" class="ulink" target="_top">#40569</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40565" class="ulink" target="_top">#40565</a>)
</li>
<li class="listitem">
Handle null retention leases in WaitForNoFollowersStep <a href="https://github.com/elastic/elasticsearch/pull/40477" class="ulink" target="_top">#40477</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/Ingest
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Ingest ingest then create index <a href="https://github.com/elastic/elasticsearch/pull/39607" class="ulink" target="_top">#39607</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/32758" class="ulink" target="_top">#32758</a>, <a href="https://github.com/elastic/elasticsearch/issues/32786" class="ulink" target="_top">#32786</a>, <a href="https://github.com/elastic/elasticsearch/issues/36545" class="ulink" target="_top">#36545</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/Monitoring
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Don’t emit deprecation warnings on calls to the monitoring bulk API. <a href="https://github.com/elastic/elasticsearch/pull/39805" class="ulink" target="_top">#39805</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39336" class="ulink" target="_top">#39336</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Features/Watcher
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Fix Watcher stats class cast exception <a href="https://github.com/elastic/elasticsearch/pull/39821" class="ulink" target="_top">#39821</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39780" class="ulink" target="_top">#39780</a>)
</li>
<li class="listitem">
Use any index specified by .watches for Watcher <a href="https://github.com/elastic/elasticsearch/pull/39541" class="ulink" target="_top">#39541</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39478" class="ulink" target="_top">#39478</a>)
</li>
<li class="listitem">
Resolve concurrency with watcher trigger service <a href="https://github.com/elastic/elasticsearch/pull/39092" class="ulink" target="_top">#39092</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39087" class="ulink" target="_top">#39087</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Geo
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Geo Point parse error fix <a href="https://github.com/elastic/elasticsearch/pull/40447" class="ulink" target="_top">#40447</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/17617" class="ulink" target="_top">#17617</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Highlighting
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Bug fix for AnnotatedTextHighlighter - port of 39525 <a href="https://github.com/elastic/elasticsearch/pull/39750" class="ulink" target="_top">#39750</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39525" class="ulink" target="_top">#39525</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Infra/Core
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Allow single digit milliseconds in strict date parsing <a href="https://github.com/elastic/elasticsearch/pull/40676" class="ulink" target="_top">#40676</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40403" class="ulink" target="_top">#40403</a>)
</li>
<li class="listitem">
Parse composite patterns using ClassicFormat.parseObject <a href="https://github.com/elastic/elasticsearch/pull/40100" class="ulink" target="_top">#40100</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39916" class="ulink" target="_top">#39916</a>)
</li>
<li class="listitem">
Bat scripts to work with JAVA_HOME with parantheses <a href="https://github.com/elastic/elasticsearch/pull/39712" class="ulink" target="_top">#39712</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/30606" class="ulink" target="_top">#30606</a>, <a href="https://github.com/elastic/elasticsearch/issues/33405" class="ulink" target="_top">#33405</a>, <a href="https://github.com/elastic/elasticsearch/issues/38578" class="ulink" target="_top">#38578</a>, <a href="https://github.com/elastic/elasticsearch/issues/38624" class="ulink" target="_top">#38624</a>)
</li>
<li class="listitem">
Change licence expiration date pattern <a href="https://github.com/elastic/elasticsearch/pull/39681" class="ulink" target="_top">#39681</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39136" class="ulink" target="_top">#39136</a>)
</li>
<li class="listitem">
Fix DateFormatters.parseMillis when no timezone is given <a href="https://github.com/elastic/elasticsearch/pull/39100" class="ulink" target="_top">#39100</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39067" class="ulink" target="_top">#39067</a>)
</li>
<li class="listitem">
Don’t close caches while there might still be in-flight requests. <a href="https://github.com/elastic/elasticsearch/pull/38958" class="ulink" target="_top">#38958</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37117" class="ulink" target="_top">#37117</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Infra/Packaging
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Use TAR instead of DOCKER build type before 6.7.0 <a href="https://github.com/elastic/elasticsearch/pull/40723" class="ulink" target="_top">#40723</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/39378" class="ulink" target="_top">#39378</a>, <a href="https://github.com/elastic/elasticsearch/issues/40511" class="ulink" target="_top">#40511</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Infra/REST API
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Update spec files that erroneously documented parts as optional  <a href="https://github.com/elastic/elasticsearch/pull/39122" class="ulink" target="_top">#39122</a>
</li>
<li class="listitem">
ilm.explain_lifecycle documents human again <a href="https://github.com/elastic/elasticsearch/pull/39113" class="ulink" target="_top">#39113</a>
</li>
<li class="listitem">
Index on rollup.rollup_search.json is a list <a href="https://github.com/elastic/elasticsearch/pull/39097" class="ulink" target="_top">#39097</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
MULTIPLE AREA LABELS
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
metric on watcher stats is a list not an enum <a href="https://github.com/elastic/elasticsearch/pull/39114" class="ulink" target="_top">#39114</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Machine Learning
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
[ML] Fix datafeed skipping first bucket after lookback when aggs are … <a href="https://github.com/elastic/elasticsearch/pull/39859" class="ulink" target="_top">#39859</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39842" class="ulink" target="_top">#39842</a>)
</li>
<li class="listitem">
[ML] refactoring lazy query and agg parsing <a href="https://github.com/elastic/elasticsearch/pull/39776" class="ulink" target="_top">#39776</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39528" class="ulink" target="_top">#39528</a>)
</li>
<li class="listitem">
[ML] Stop the ML memory tracker before closing node <a href="https://github.com/elastic/elasticsearch/pull/39111" class="ulink" target="_top">#39111</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37117" class="ulink" target="_top">#37117</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Mapping
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Optimise rejection of out-of-range <code class="literal">long</code> values <a href="https://github.com/elastic/elasticsearch/pull/40325" class="ulink" target="_top">#40325</a> (issues: <a href="https://github.com/elastic/elasticsearch/issues/26137" class="ulink" target="_top">#26137</a>, <a href="https://github.com/elastic/elasticsearch/issues/40323" class="ulink" target="_top">#40323</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Recovery
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Recover peers from translog, ignoring soft deletes <a href="https://github.com/elastic/elasticsearch/pull/38904" class="ulink" target="_top">#38904</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37165" class="ulink" target="_top">#37165</a>)
</li>
<li class="listitem">
Retain history for peer recovery using leases <a href="https://github.com/elastic/elasticsearch/pull/38855" class="ulink" target="_top">#38855</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Rollup
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Remove timezone validation on rollup range queries <a href="https://github.com/elastic/elasticsearch/pull/40647" class="ulink" target="_top">#40647</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
SQL
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
SQL: Fix display size for DATE/DATETIME <a href="https://github.com/elastic/elasticsearch/pull/40669" class="ulink" target="_top">#40669</a>
</li>
<li class="listitem">
SQL: have LIKE/RLIKE use wildcard and regexp queries <a href="https://github.com/elastic/elasticsearch/pull/40628" class="ulink" target="_top">#40628</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40557" class="ulink" target="_top">#40557</a>)
</li>
<li class="listitem">
SQL: Fix getTime() methods in JDBC <a href="https://github.com/elastic/elasticsearch/pull/40484" class="ulink" target="_top">#40484</a>
</li>
<li class="listitem">
SQL: SYS TABLES: enumerate tables of requested types <a href="https://github.com/elastic/elasticsearch/pull/40535" class="ulink" target="_top">#40535</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40348" class="ulink" target="_top">#40348</a>)
</li>
<li class="listitem">
SQL: passing an input to the CLI "freezes" the CLI after displaying an error message <a href="https://github.com/elastic/elasticsearch/pull/40164" class="ulink" target="_top">#40164</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/40557" class="ulink" target="_top">#40557</a>)
</li>
<li class="listitem">
SQL: Wrap ZonedDateTime parameters inside scripts <a href="https://github.com/elastic/elasticsearch/pull/39911" class="ulink" target="_top">#39911</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39877" class="ulink" target="_top">#39877</a>)
</li>
<li class="listitem">
SQL: ConstantProcessor can now handle NamedWriteable <a href="https://github.com/elastic/elasticsearch/pull/39876" class="ulink" target="_top">#39876</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39875" class="ulink" target="_top">#39875</a>)
</li>
<li class="listitem">
SQL: Extend the multi dot field notation extraction to lists of values <a href="https://github.com/elastic/elasticsearch/pull/39823" class="ulink" target="_top">#39823</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39738" class="ulink" target="_top">#39738</a>)
</li>
<li class="listitem">
SQL: values in datetime script aggs should be treated as long <a href="https://github.com/elastic/elasticsearch/pull/39773" class="ulink" target="_top">#39773</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37042" class="ulink" target="_top">#37042</a>)
</li>
<li class="listitem">
SQL: Don’t allow inexact fields for MIN/MAX <a href="https://github.com/elastic/elasticsearch/pull/39563" class="ulink" target="_top">#39563</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39427" class="ulink" target="_top">#39427</a>)
</li>
<li class="listitem">
SQL: Fix merging of incompatible multi-fields <a href="https://github.com/elastic/elasticsearch/pull/39560" class="ulink" target="_top">#39560</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39547" class="ulink" target="_top">#39547</a>)
</li>
<li class="listitem">
SQL: fix COUNT DISTINCT column name <a href="https://github.com/elastic/elasticsearch/pull/39537" class="ulink" target="_top">#39537</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39511" class="ulink" target="_top">#39511</a>)
</li>
<li class="listitem">
SQL: Enable accurate hit tracking on demand <a href="https://github.com/elastic/elasticsearch/pull/39527" class="ulink" target="_top">#39527</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/37971" class="ulink" target="_top">#37971</a>)
</li>
<li class="listitem">
SQL: ignore UNSUPPORTED fields for JDBC and ODBC modes in <em>SYS COLUMNS</em> <a href="https://github.com/elastic/elasticsearch/pull/39518" class="ulink" target="_top">#39518</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39471" class="ulink" target="_top">#39471</a>)
</li>
<li class="listitem">
SQL: enforce JDBC driver - ES server version parity <a href="https://github.com/elastic/elasticsearch/pull/38972" class="ulink" target="_top">#38972</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38775" class="ulink" target="_top">#38775</a>)
</li>
<li class="listitem">
SQL: fall back to using the field name for column label <a href="https://github.com/elastic/elasticsearch/pull/38842" class="ulink" target="_top">#38842</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/38831" class="ulink" target="_top">#38831</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Search
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Fix Fuzziness#asDistance(String) <a href="https://github.com/elastic/elasticsearch/pull/39643" class="ulink" target="_top">#39643</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39614" class="ulink" target="_top">#39614</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Security
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Remove dynamic objects from security index <a href="https://github.com/elastic/elasticsearch/pull/40499" class="ulink" target="_top">#40499</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/35460" class="ulink" target="_top">#35460</a>)
</li>
<li class="listitem">
Fix libs:ssl-config project setup <a href="https://github.com/elastic/elasticsearch/pull/39074" class="ulink" target="_top">#39074</a>
</li>
<li class="listitem">
Do not create the missing index when invoking getRole <a href="https://github.com/elastic/elasticsearch/pull/39039" class="ulink" target="_top">#39039</a>
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Snapshot/Restore
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Blob store compression fix <a href="https://github.com/elastic/elasticsearch/pull/39073" class="ulink" target="_top">#39073</a>
</li>
</ul>
</div>
</dd>
</dl>
</div>
<h3>
<a id="upgrade-7.0.0-rc2"></a>Upgrades<a class="edit_me edit_me_private" rel="nofollow" title="Editing on GitHub is available to Elastic" href="https://github.com/elastic/elasticsearch/edit/7.7/docs/reference/release-notes/7.0.0-rc2.asciidoc">edit</a>
</h3>
<div class="variablelist">
<dl class="variablelist">
<dt>
<span class="term">
Snapshot/Restore
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
plugins/repository-gcs: Update google-cloud-storage/core to 1.59.0 <a href="https://github.com/elastic/elasticsearch/pull/39748" class="ulink" target="_top">#39748</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39366" class="ulink" target="_top">#39366</a>)
</li>
</ul>
</div>
</dd>
<dt>
<span class="term">
Search
</span>
</dt>
<dd>
<div class="ulist itemizedlist">
<ul class="itemizedlist">
<li class="listitem">
Upgrade to Lucene 8.0.0 GA <a href="https://github.com/elastic/elasticsearch/pull/39992" class="ulink" target="_top">#39992</a> (issue: <a href="https://github.com/elastic/elasticsearch/issues/39640" class="ulink" target="_top">#39640</a>)
</li>
</ul>
</div>
</dd>
</dl>
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